Home / 7,311.52-10,949.70-4,182.04

Finding the Fourth Proportional to 7,311.52, 10,949.70 and 4,182.04

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Solution

The fourth proportional to 7,311.52, 10,949.70 and 4,182.04 is: 6,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311.52 : 10,949.70 = 4,182.04 : x
  2. Step 2: Convert to fraction form
    7,311.52/10,949.70 = 4,182.04/x
  3. Step 3: Cross multiply
    7,311.52x = 10,949.70 × 4,182.04
  4. Step 4: Simplify right side
    7,311.52x = 45,792,056.01
  5. Step 5: Solve for x
    x = 45,792,056.01/7,311.52
  6. Step 6: Final answer
    x = 6,263.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.